products are marked with the following information.
Product family name
i.e. 007 Position Monitor
Year of manufacture
Certification class -
e.g. Ex ia IIC, Ex d IIC and Ex tb IIIC
Electrical ratings Umax,
The INMETRO certificate for a family of products lists the safety
parameters for each product 'Type',e.g.
safe products certified Ex ia IIC - Type SS-P-IEC
- Flameproof Ex d
products certified Ex d IIC - Type SC6.1, C4.3 ....
- Dust certified Ex
product 'Type' defines the variants of switch, sensor and potentiometerwhich combine to satisfy the
certification class and safety parameters detailed on the label and on the
The 'Model' number
noted on the product label defines precisely the options
available, not all of which affect certification. These include cable
entry type and size, drive format, number and type of switches, sensors
etc, material of construction and finish as well as certificate type.
Products should be ordered by 'Model' number and not 'Type' number.
'Model' number is referred to on the product label as shown adjacent.